Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Tax UK) Pick polygram.ink (preferred broker) |
44% | 56% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
44% | 56% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 3.4% | 44% |
| 3.3% | 26% |
| 3.5% | 21% |
| 3.2% | 4% |
| ≤3.1% | 2% |
| 3.6% | 2% |
| 3.7% | 1% |
| 3.8% | 1% |
| 3.9% | 1% |
| 4.0% | 1% |
| 4.1% | 0% |
| ≥4.2% | 0% |
Market context
The July 2026 reading is the year-on-year change in the US CPI for the 12 months to July, published by the BLS and expected on 12 August 2026 at 8:30 a.m. ET. The market is currently pricing only a **2%** chance of a YES outcome, which is consistent with an event that would require a very sharp late-summer acceleration from the **3.5%** June print and the **4.2%** May peak. [2][9][5]
Recent prints frame the probabilities in a way that matters for settlement. Inflation eased from **4.2%** in May to **3.5%** in June after energy prices fell, while core CPI also cooled to **2.6%** year on year, but the BLS and Reuters both noted that upside risks remained in the background. That means the market is effectively asking whether July would reverse a two-month disinflation move rather than merely stay sticky; comparable CPI moves have usually been driven by energy, shelter, or broad goods repricing, not by one-off noise alone. [2][9][1]
For accessibility and legal context, the “no-KYC up to $1,500” label means a user may be able to access this specific market without identity checks until their activity crosses that threshold, but it does not remove wider platform compliance limits. German GlüStV rules can still affect whether access is available from Germany, while the US CFTC’s reach is relevant because CPI-linked prediction products can sit close to regulated event-contract territory even when offered offshore. Traders should therefore watch the BLS release schedule, any revisions or methodological notes in the July report, and the July–August macro calendar for CPI-sensitive inputs such as energy and shelter costs.
Methodology
This overview of July Inflation US - Annual reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.
Resolution & payout
On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.
FAQ
- Is Polymarket legal in my country?
- Polymarket is geo-blocked in the US/UK/EU. Actual usage via the Polymarket interface is not possible there. The legal status itself varies — many countries treat prediction markets as a gray area. Polymarket Tax UK has a different geo footprint.
- Do I need to KYC for Polymarket Tax UK?
- Not for lifetime trading volume under $1,500. Above that threshold, a quick KYC flow kicks in — ID, selfie, approximately 5-10 minutes. The threshold matches FATF travel standards for unregulated crypto platforms.
- What happens during a tax audit?
- You're responsible for documenting your trades. Polymarket Tax UK exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
- Are prediction markets gambling?
- Legally unclear in most jurisdictions. Some interpretations classify them as wagering (gambling regulation applies), others as derivatives (financial regulation applies). There's no global precedent specifically for on-chain prediction markets.
- Is there a withdrawal cap?
- No platform-side cap. You can withdraw any amount provided KYC is complete. SEPA bank withdrawals over €15,000 trigger additional anti-money-laundering checks (statutory obligation for all platforms).
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